EP3569864C0 - Improved performance of gerotor compressors and expanders - Google Patents

Improved performance of gerotor compressors and expanders

Info

Publication number
EP3569864C0
EP3569864C0 EP18211526.1A EP18211526A EP3569864C0 EP 3569864 C0 EP3569864 C0 EP 3569864C0 EP 18211526 A EP18211526 A EP 18211526A EP 3569864 C0 EP3569864 C0 EP 3569864C0
Authority
EP
European Patent Office
Prior art keywords
expanders
improved performance
gerotor compressors
gerotor
compressors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP18211526.1A
Other languages
German (de)
French (fr)
Other versions
EP3569864B1 (en
EP3569864A1 (en
Inventor
Mark T Holtzapple
Jeffrey J Breedlove
Daniel J Micka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
StarRotor Corp
Original Assignee
StarRotor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by StarRotor Corp filed Critical StarRotor Corp
Publication of EP3569864A1 publication Critical patent/EP3569864A1/en
Application granted granted Critical
Publication of EP3569864B1 publication Critical patent/EP3569864B1/en
Publication of EP3569864C0 publication Critical patent/EP3569864C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/10—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/10—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/10—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F01C1/103—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/02—Radially-movable sealings for working fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/02—Radially-movable sealings for working fluids
    • F01C19/025—Radial sealing elements specially adapted for intermeshing engagement type machines or engines, e.g. gear machines or engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/003—Systems for the equilibration of forces acting on the elements of the machine
    • F01C21/005—Internal leakage control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/001—Radial sealings for working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/001—Radial sealings for working fluid
    • F04C27/004—Radial sealing elements specially adapted for intermeshing-engagement type pumps, e.g. gear pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0028—Internal leakage control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2230/00—Manufacture
    • F04C2230/90—Improving properties of machine parts
    • F04C2230/91—Coating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/805—Fastening means, e.g. bolts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2250/00—Geometry
    • F04C2250/10—Geometry of the inlet or outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2250/00—Geometry
    • F04C2250/10—Geometry of the inlet or outlet
    • F04C2250/101—Geometry of the inlet or outlet of the inlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2250/00—Geometry
    • F04C2250/10—Geometry of the inlet or outlet
    • F04C2250/102—Geometry of the inlet or outlet of the outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2250/00—Geometry
    • F04C2250/20—Geometry of the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
EP18211526.1A 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders Active EP3569864B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461940293P 2014-02-14 2014-02-14
EP15748600.2A EP3105456B1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders
PCT/US2015/015960 WO2015123602A1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP15748600.2A Division EP3105456B1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders

Publications (3)

Publication Number Publication Date
EP3569864A1 EP3569864A1 (en) 2019-11-20
EP3569864B1 EP3569864B1 (en) 2023-11-29
EP3569864C0 true EP3569864C0 (en) 2023-11-29

Family

ID=53800679

Family Applications (2)

Application Number Title Priority Date Filing Date
EP18211526.1A Active EP3569864B1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders
EP15748600.2A Active EP3105456B1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP15748600.2A Active EP3105456B1 (en) 2014-02-14 2015-02-13 Improved performance of gerotor compressors and expanders

Country Status (6)

Country Link
US (2) US9657734B2 (en)
EP (2) EP3569864B1 (en)
CN (1) CN105992874B (en)
AU (2) AU2015218295B2 (en)
CA (1) CA2975826C (en)
WO (1) WO2015123602A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2843321C (en) * 2014-02-21 2015-02-17 Fluica Inc. Method and apparatus for pumping fluid
US10927833B2 (en) * 2018-05-15 2021-02-23 Schaeffler Technologies AG & Co. KG Integrated eccentric motor and pump assembly
US10920758B2 (en) 2018-06-29 2021-02-16 Bendix Commercial Vehicle Systems Llc Hypocycloid compressor
US10890181B2 (en) 2019-06-13 2021-01-12 Boundary Lubrication Systems, L.L.C. Enhancing fluid flow in gerotor systems
US11879461B2 (en) * 2021-05-27 2024-01-23 Toyoda Gosei Co., Ltd. Oil pump with straightening member branching the suction passage

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US457294A (en) * 1891-08-04 Fluid-meter
US1964330A (en) * 1934-06-26 rotary pump
GB433488A (en) * 1934-04-26 1935-08-15 Frederick Llewellyn Smith Improvements in rotary pumps, engines, compressors or exhausters
DE2035575A1 (en) * 1970-07-17 1972-01-27 Eckerle, Otto, 7502 Maisch High pressure small gear pump
DE2456252B2 (en) * 1974-11-28 1977-06-30 Kernforschungsanlage Jülich GmbH, 517OJuIiCh SEALING DEVICE FOR A ROTARY LISTON MACHINE IN TROCHOID DESIGN
US4332520A (en) * 1979-11-29 1982-06-01 The United States Of America As Represented By The United States Department Of Energy Velocity pump reaction turbine
DE3712354A1 (en) * 1986-11-08 1988-05-11 Wankel Gmbh ROTARY PISTON BLOWER
CA2029609C (en) * 1990-11-13 1995-01-03 Eric Cozens Pulse tuned optimized positive displacement porting
US5567139A (en) * 1995-06-21 1996-10-22 Weatherston; Roger C. Two rotor sliding vane compressor
US7186101B2 (en) * 1998-07-31 2007-03-06 The Texas A&M University System Gerotor apparatus for a quasi-isothermal Brayton cycle Engine
US6758656B2 (en) * 2001-05-17 2004-07-06 Delphi Technologies, Inc. Multi-stage internal gear/turbine fuel pump
JP4328184B2 (en) * 2003-11-17 2009-09-09 株式会社日立製作所 Oil pump
CA2554277A1 (en) * 2004-01-23 2005-08-11 Starrotor Corporation Gerotor apparatus for a quasi-isothermal brayton cycle engine
EP1802858A4 (en) * 2004-10-22 2010-03-17 Texas A & M Univ Sys Gerotor apparatus for a quasi-isothermal brayton cycle engine
CN101253329B (en) * 2005-06-22 2010-08-11 Stt技术有限公司（麦格纳动力系有限公司和Shw有限公司的合资公司） Gear pump with improved inlet port
US7670122B2 (en) * 2006-08-15 2010-03-02 Arvinmeritor Technology, Llc Gerotor pump
JP2008128201A (en) * 2006-11-24 2008-06-05 Matsushita Electric Works Ltd Vane pump
US7837451B2 (en) * 2008-02-29 2010-11-23 General Electric Company Non-contact seal for positive displacement capture device
DE102009048365B3 (en) * 2009-10-06 2010-10-07 Rheinmetall Waffe Munition Gmbh Cartridge-type ammunition i.e. garnet ammunition, has projectile and casing that are connected over connection, where connection has membrane with breaking point or opening point opened during preset pressure in high pressure chamber
CN102434455A (en) * 2011-12-31 2012-05-02 张洪领 Cycloidal rotor pump
CN102865225B (en) * 2012-10-17 2015-08-05 江苏大学 multi-channel cycloid rotor pump

Also Published As

Publication number Publication date
CA2975826C (en) 2022-06-21
EP3569864B1 (en) 2023-11-29
US20150267702A1 (en) 2015-09-24
US20170321698A1 (en) 2017-11-09
EP3105456A4 (en) 2017-12-06
CN105992874B (en) 2018-07-17
US9657734B2 (en) 2017-05-23
AU2018264125B2 (en) 2020-09-17
AU2015218295A1 (en) 2016-09-01
CN105992874A (en) 2016-10-05
CA2975826A1 (en) 2015-08-20
WO2015123602A1 (en) 2015-08-20
AU2015218295B2 (en) 2018-08-16
EP3105456B1 (en) 2018-12-12
EP3569864A1 (en) 2019-11-20
AU2018264125A1 (en) 2018-12-06
EP3105456A1 (en) 2016-12-21

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